*{
    margin: 0;
    padding: 0;
}

main{
    width: 1000px;
    height: 100%;
    margin: 20px auto;
}
nav{
    height: 50px;
    line-height: 50px;
    margin-bottom: 20px;
}
nav ul,.left ul,#topic{
    list-style: none;
}
nav ul li{
    float: left;
    width: 100px;
}
a{ text-decoration: none;}
nav a{
    color: black;
    
}
nav a:hover{font-weight: 700;}
.left{
    height: 100%;
}
.left h1{
    display: inline-block;
    margin-bottom: 20px;
    line-height: 50px;
    height: 50px;
    width: 100%;
    text-align: center;
}
.introduce{
    height: 30px;
    width: 100%;
    text-align: center;
}
.left span,.left a{
    padding: 0 10px;
}
hr{
    margin: 20px 0;
    width: 100%;
}

#articleAll h1{
    font-size: 25px;
}
.article p{
    font-family: 等线;
    font-size: 10.5pt;
    line-height: 27px;
    margin-bottom: 20px;
}
.article img{
    width: 100%;
    margin-bottom: 20px;
}
.intermation a:hover{
    text-decoration: none;
    color: #FFB31A;
}
.warn{
    font-size: 13px;
    color: #999;
    padding:50px 0 20px;
}
.comment h2{
    font-size: 16px;
    color: #333;
    line-height: 20px;
    font-weight: bold;
    margin: 40px 0 25px;
}
#commentContent{
    width: 100%;
    height: 112px;
    resize: none;
    padding: 12px;
    border: 1px solid #bbb;
    border-radius: 4px;
}
#publish{
    margin-top: 20px;
    width: 100px;
    height: 40px;
    background-color: #FFB31A;
    border: 1px solid #FFB31A;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
}
.comments{margin-top: 50px;}
.comments ul{
    padding-bottom: 40px;
}
.comments li{
    position: relative;
}
.comments img{
    float: left;
    width: 30px;
    height: 30px;
}
.author-comment{
    float: left;
    margin-left: 20px;
    margin-bottom: 20px;
}
.comments a{
    font-size: 13px;
    display: inline-block;
    margin-top: 6px;
}
.commtxt {
    font-size: 15px;
    color: #333;
    margin-top: 6px;
    line-height: 24px;
}
.time{
    font-size: 13px;
    color: #999;
    margin-top: 14px;
}

.right{
    width: 280px;
    height: 100%;
}
.right h3{
    font-size: 18px;
    font-weight: 700;
}
#topic a{
    float: left;
    margin-right: 30px;
}
#topic img{
    width: 80px;
    height: 80px;
}
#topic{margin-top: 20px;}

#topic li{ height: 100px;}
#topic div a{
    font-size: 16px;
    color: #383830;
}
#topic p{
    display: inline-block;
    height: 15px;
    line-height: 15x;
    font-size: 13px;
    color: #999;
}
.welcome{
    margin-top: 30px;
}
.welcome p{
    margin-top: 20px;
    font-size: 13px;
}